Which layover airport offers the lowest fares from Kathmandu to Washington, D.C.?

Flights via Doha (DOH) offer the lowest average round-trip price of $1,350.

Which layover airport has the shortest connection time from Kathmandu to Washington, D.C.?

Istanbul (IST) has the shortest average layover time for this route: 4h 05m.

Which airport is the most popular layover for flights between Kathmandu and Washington, D.C.?

Doha (DOH) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Washington, D.C.?

Qatar Airways, Turkish Airlines and Emirates are the top three most popular airlines that fly to Washington, D.C. from Kathmandu according to our data. Qatar Airways is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Kathmandu to Washington, D.C.?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 22h 05m.

What is the cheapest airline that flies from Kathmandu Tribhuvan to Washington, D.C.?

IndiGo, Air India, and Qatar Airways are the most popular carriers operating from Kathmandu Tribhuvan to Washington, D.C.

When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.

How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

As of August 2025, there are 5 operators available to choose from for flights from Kathmandu Tribhuvan Airport to Washington, D.C..

How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$631 Cheap Flights from Kathmandu to Washington, D.C. in 2025

Q: What is the typical price of a round-trip flight between Kathmandu and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $1,604 to $1,794. The lowest price recently found on this route was $1,048.

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Find the cheapest flights from Kathmandu to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

2:00 pm - 7:45 pmKTM-IAD

39h 30m2 stops

9:40 pm - 1:00 pmIAD-KTM

29h 35m2 stops

$1,048IndiGo

Find Deal

Tue, Sep 23 - Tue, Sep 30

3:05 pm - 3:35 pmKTM-IAD

34h 15m2 stops

7:05 pm - 2:05 pmIAD-KTM

33h 15m2 stops

$1,097KLM

Find Deal

Mon, Oct 13 - Thu, Mar 19

3:35 pm - 3:45 pmKTM-IAD

33h 55m2 stops

6:50 pm - 1:00 pmIAD-KTM

32h 25m3 stops

$1,111

Find Deal

Tue, Sep 23 - Tue, Sep 30

1:45 pm - 3:50 pmKTM-IAD

60h 50m2 stops

9:10 pm - 6:35 pmIAD-KTM

34h 40m2 stops

$1,145

Find Deal

Sat, Dec 20 - Sat, Jan 3

12:35 pm - 7:15 pmKTM-IAD

41h 25m1 stop

1:30 pm - 6:15 amIAD-KTM

31h 00m1 stop

$1,290Turkish Airlines

Find Deal

Tue, Nov 11 - Sun, May 10

7:40 am - 11:45 amKTM-IAD

37h 50m1 stop

10:10 pm - 11:10 amIAD-KTM

27h 15m1 stop

$1,311Turkish Airlines

Find Deal

Thu, Sep 25 - Sun, Oct 26

10:05 am - 10:42 pmKTM-BWI

46h 22m2 stops

12:57 pm - 8:20 amBWI-KTM

32h 38m2 stops

$1,561Qatar Airways

Find Deal

Tue, Sep 9 - Tue, Dec 9

6:00 pm - 4:54 pmKTM-DCA

32h 39m2 stops

6:45 am - 5:50 pmDCA-KTM

25h 20m2 stops

$1,576Qatar Airways

Find Deal

Thu, Sep 18 - Mon, Sep 29

12:20 am - 10:43 pmKTM-DCA

32h 08m2 stops

3:30 pm - 8:20 amDCA-KTM

30h 05m2 stops

$2,104Emirates

Find Deal

Thu, Oct 16 - Sat, Jan 17

7:15 pm - 9:41 pmKTM-BWI

37h 11m2 stops

5:11 pm - 8:00 amBWI-KTM

29h 04m2 stops

$2,113Emirates

Find Deal

Sun, Jan 25 - Tue, Mar 31

KLM flights from Kathmandu to Washington, D.C.

Our best KLM deals on Kathmandu to Washington, D.C. flight tickets

KLM

Oct 13

KTM3:05 pmKathmandu Tribhuvan

34h 15m

2 stops

IAD3:35 pmWashington, D.C. Dulles Intl

Mar 19

IAD7:05 pmWashington, D.C. Dulles Intl

33h 15m

2 stops

KTM2:05 pmKathmandu Tribhuvan

$1,097

Find similar

KLM

Oct 15

KTM3:05 pmKathmandu Tribhuvan

37h 55m

2 stops

IAD7:15 pmWashington, D.C. Dulles Intl

Mar 18

IAD7:05 pmWashington, D.C. Dulles Intl

33h 15m

2 stops

KTM2:05 pmKathmandu Tribhuvan

$1,098

Find similar

KLM

Oct 14

KTM3:05 pmKathmandu Tribhuvan

35h 00m

2 stops

IAD4:20 pmWashington, D.C. Dulles Intl

Mar 20

IAD7:05 pmWashington, D.C. Dulles Intl

33h 15m

2 stops

KTM2:05 pmKathmandu Tribhuvan

$1,148

Find similar

Emirates flights from Kathmandu to Washington, D.C.

Our best Emirates deals on Kathmandu to Washington, D.C. flight tickets

Emirates

Sep 4

KTM12:20 amKathmandu Tribhuvan

42h 05m

1 stop

IAD8:40 amWashington, D.C. Dulles Intl

Feb 2

IAD10:30 amWashington, D.C. Dulles Intl

25h 25m

1 stop

KTM10:40 pmKathmandu Tribhuvan

$1,583

Find similar

Emirates

Aug 29

KTM12:20 amKathmandu Tribhuvan

42h 05m

1 stop

IAD8:40 amWashington, D.C. Dulles Intl

Feb 18

IAD10:30 amWashington, D.C. Dulles Intl

21h 00m

1 stop

KTM6:15 pmKathmandu Tribhuvan

$1,866

Find similar

Emirates

Aug 29

KTM12:20 amKathmandu Tribhuvan

42h 05m

1 stop

IAD8:40 amWashington, D.C. Dulles Intl

May 12

IAD10:55 amWashington, D.C. Dulles Intl

21h 45m

1 stop

KTM6:25 pmKathmandu Tribhuvan

$1,868

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 9/23

2:00 pm-7:45 pm

2 stops39h 30m

Washington, D.C. Dulles Intl

Tue 9/30

9:40 pm-1:00 pm

2 stops29h 35m

$1,048

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Mon 10/13

3:05 pm-3:35 pm

2 stops34h 15m

Washington, D.C. Dulles Intl

Thu 3/19

7:05 pm-2:05 pm

2 stops33h 15m

$1,097

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 9/23

3:35 pm-3:45 pm

2 stops33h 55m

Washington, D.C. Dulles Intl

Tue 9/30

6:50 pm-1:00 pm

3 stops32h 25m

$1,111

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sat 12/20

1:45 pm-3:50 pm

2 stops60h 50m

Washington, D.C. Dulles Intl

Sat 1/3

9:10 pm-6:35 pm

2 stops34h 40m

$1,145

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 11/11

12:35 pm-7:15 pm

1 stop41h 25m

Washington, D.C. Dulles Intl

Sun 5/10

1:30 pm-6:15 am

1 stop31h 00m

$1,290

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 9/25

7:40 am-11:45 am

1 stop37h 50m

Washington, D.C. Dulles Intl

Sun 10/26

10:10 pm-11:10 am

1 stop27h 15m

$1,311

KathmanduBaltimore

KTM - BWI

KTMBWI

Kathmandu Tribhuvan

Tue 9/9

10:05 am-10:42 pm

2 stops46h 22m

Baltimore/Washington

Tue 12/9

12:57 pm-8:20 am

2 stops32h 38m

$1,561

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 9/18

6:00 pm-4:54 pm

2 stops32h 39m

Washington, D.C. Reagan-National

Mon 9/29

6:45 am-5:50 pm

2 stops25h 20m

$1,576

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 10/16

12:20 am-10:43 pm

2 stops32h 08m

Washington, D.C. Reagan-National

Sat 1/17

3:30 pm-8:20 am

2 stops30h 05m

$2,104

KathmanduBaltimore

KTM - BWI

KTMBWI

Kathmandu Tribhuvan

Sun 1/25

7:15 pm-9:41 pm

2 stops37h 11m

Baltimore/Washington

Tue 3/31

5:11 pm-8:00 am

2 stops29h 04m

$2,113

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Kathmandu and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of January is, on average, the cheapest month to fly to Washington, D.C. from Kathmandu, with most prices found around $1,240. If you’re not able to fly to Washington, D.C. in January, then June is your next best option. Flight prices from Kathmandu to Washington, D.C. during June average around $1,323.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Kathmandu is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,301. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Kathmandu to Washington, D.C. for around $1,556.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

At noon is the cheapest time of day to fly from Kathmandu to Washington, D.C. when you can find flight prices for as low as $1,269. Flying to Washington, D.C. at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $1,501. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Kathmandu when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $1,525 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Kathmandu for as low as $1,322 on momondo.

Can stopping save me money on Kathmandu to Washington, D.C. flights?

You could potentially save up to 9% on your flight if you consider stops on a Kathmandu to Washington, D.C. flight.

How have Kathmandu to Washington, D.C. flight prices changed over time?

As of August 2025, prices for Kathmandu to Washington, D.C. flights are approximately 0% cheaper when compared to flights at the same time last year.

When to book flights from Kathmandu to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Washington, D.C.

Direct flights	None

There are no direct flights from Kathmandu to Washington, D.C.. There are no popular flight routes from Kathmandu to Washington, D.C..

Search flight deals

How far is Kathmandu Tribhuvan to Washington, D.C. by plane?
A flight from Kathmandu Tribhuvan to Washington, D.C. will travel around 7689.5 mi. A reasonable flight in good conditions will take 25h 15m.
When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?
Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?
As of August 2025, there are 5 operators available to choose from for flights from Kathmandu Tribhuvan Airport to Washington, D.C..
How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Kathmandu to Washington, D.C.?
Based on momondo bookings for flights between Kathmandu and Washington, D.C., the leading airline is Qatar Airways, making up 58% of the total bookings. Other popular airlines include Turkish Airlines with 30% and Emirates with 11%.

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
IndiGo	PriceFrom $947	Free Cancellation	Rating 6.8 482 reviews	Search IndiGo flights
Turkish Airlines	PriceFrom $1,220	Free Cancellation	Rating 7.3 3,955 reviews	Search Turkish Airlines flights
Air India	PriceFrom $1,239	Free Cancellation	Rating 5.5 2,929 reviews	Search Air India flights
Qatar Airways	PriceFrom $1,327	Free Cancellation	Rating 7.4 3,608 reviews	Search Qatar Airways flights
Emirates	PriceFrom $1,509	Free Cancellation	Rating 8.1 3,318 reviews	Search Emirates flights

Alexandria

Gettysburg

Arlington

National Harbor

Woodbridge

Waldorf

Tysons

Laurel

Silver Spring

Colonial Beach

Fredericksburg

Towson

Manassas

Rockville

Gaithersburg

Reston

Fairfax

Glen Burnie

Springfield

Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Washington, D.C.?

Finding the right flight to Washington, D.C. from Kathmandu is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Kathmandu to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Kathmandu with this policy.

How can momondo help me find flights from Kathmandu to Washington, D.C.?

Once you have performed a search for Kathmandu to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kathmandu to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Kathmandu. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Popular cities in the United States

Flights to New Yorkfrom $35

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Flights to Las Vegasfrom $37

Flights to San Franciscofrom $37

Flights to Bostonfrom $58

Flights to Atlantafrom $39

Flights to Dallasfrom $45

Flights to Seattlefrom $53

Flights to Denverfrom $37

Cheap flights from Kathmandu to Washington, D.C. from $631

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Washington, D.C. departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Kathmandu to Washington, D.C.

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

KLM flights from Kathmandu to Washington, D.C.

Our best KLM deals on Kathmandu to Washington, D.C. flight tickets

Emirates flights from Kathmandu to Washington, D.C.

Our best Emirates deals on Kathmandu to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kathmandu and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

What is the cheapest day to depart on your flight to Washington, D.C.?

What is the cheapest time of day to depart on your flight to Washington, D.C.?

How far in advance should I book a flight to Washington, D.C.?

Can stopping save me money on Kathmandu to Washington, D.C. flights?

You could potentially save up to 9% on your flight if you consider stops on a Kathmandu to Washington, D.C. flight.

How have Kathmandu to Washington, D.C. flight prices changed over time?

As of August 2025, prices for Kathmandu to Washington, D.C. flights are approximately 0% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Kathmandu Tribhuvan to Washington, D.C.?

IndiGo, Air India, and Qatar Airways are the most popular carriers operating from Kathmandu Tribhuvan to Washington, D.C.

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Kathmandu and Washington, D.C.?

Doha (DOH) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Kathmandu to Washington, D.C.?

Flights via Doha (DOH) offer the lowest average round-trip price of $1,350.

Which layover airport has the shortest travel time from Kathmandu to Washington, D.C.?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 22h 05m.

Which layover airport has the shortest connection time from Kathmandu to Washington, D.C.?

Istanbul (IST) has the shortest average layover time for this route: 4h 05m.

When to book flights from Kathmandu to Washington, D.C.

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Washington, D.C.

Direct flights

How far is Kathmandu Tribhuvan to Washington, D.C. by plane?

When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?

What documentation or ID do you need to fly to Washington, D.C.?

What is the most popular airline from Kathmandu to Washington, D.C.?

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo

Traveling to a place near Washington, D.C.?

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Washington, D.C.?

Can I find flights from Kathmandu to Washington, D.C. with flexible booking policies on momondo?

How can momondo help me find flights from Kathmandu to Washington, D.C.?

I’m not ready to book a flight from Kathmandu to Washington, D.C. right now. Can momondo alert me if prices change?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.